Home / 2,834,354,452.80-4,251,531,679.20-1,281,696,427.20

Finding the Fourth Proportional to 2,834,354,452.80, 4,251,531,679.20 and 1,281,696,427.20

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Solution

The fourth proportional to 2,834,354,452.80, 4,251,531,679.20 and 1,281,696,427.20 is: 1,922,544,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,354,452.80 : 4,251,531,679.20 = 1,281,696,427.20 : x
  2. Step 2: Convert to fraction form
    2,834,354,452.80/4,251,531,679.20 = 1,281,696,427.20/x
  3. Step 3: Cross multiply
    2,834,354,452.80x = 4,251,531,679.20 × 1,281,696,427.20
  4. Step 4: Simplify right side
    2,834,354,452.80x = 5,449,172,963,358,256,128
  5. Step 5: Solve for x
    x = 5,449,172,963,358,256,128/2,834,354,452.80
  6. Step 6: Final answer
    x = 1,922,544,640.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.